Add 84/64 and 3/20
1st number: 1 20/64, 2nd number: 3/20
84/64 + 3/20 is 117/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 20 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
84/64 = 84 × 5/64 × 5 = 420/320 - Likewise, for the 2nd fraction, since 20 × 16 = 320,
3/20 = 3 × 16/20 × 16 = 48/320 - Add the two like fractions:
420/320 + 48/320 = 420 + 48/320 = 468/320 - 468/320 simplified gives 117/80
- So, 84/64 + 3/20 = 117/80
In mixed form: 137/80
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